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Finding the Fourth Proportional to 301,790.40, 452,242.50 and 151,824.56

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Solution

The fourth proportional to 301,790.40, 452,242.50 and 151,824.56 is: 227,513.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,790.40 : 452,242.50 = 151,824.56 : x
  2. Step 2: Convert to fraction form
    301,790.40/452,242.50 = 151,824.56/x
  3. Step 3: Cross multiply
    301,790.40x = 452,242.50 × 151,824.56
  4. Step 4: Simplify right side
    301,790.40x = 68,661,518,575.80
  5. Step 5: Solve for x
    x = 68,661,518,575.80/301,790.40
  6. Step 6: Final answer
    x = 227,513.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.